The do_patch implementation does not apply patches from an entry in
SRC_URI pointing to a directory.
Remove the claim that this is implemented.
(From yocto-docs rev: 3061d3d62054a5c3b9e16bfce4bcd186fa7a23d2)
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>